9f6aa6b59ac47198bbe562b5f92a1ddc452cbd3e14600272f73b93104b8a2a04

Analysis

max time kernel
141s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2023 12:14

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General

Target

Atque.pdf
Size

105KB
MD5

3927b75ba435ca227867f90cdeccade1
SHA1

162f512e5c8cb3af4b5750d56e9bff3c049a0e91
SHA256

9f6aa6b59ac47198bbe562b5f92a1ddc452cbd3e14600272f73b93104b8a2a04
SHA512

fa2f36502d00c3311f7b9cc4d68b058a2a645d52fa2c0814ff43113938fc3f5ff3d8c2929bc0db01d1ea8809d75b23d484d932333c8bde58c3bed7a17faad1b6
SSDEEP

3072:2YB0T6KR0bpGdcCu/xXJ6y1/kdcx2Gseequj:2YB0h9W/1dwcE73

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 1248	3656	AcroRd32.exe	88
PID 3656 wrote to memory of 1248	3656	AcroRd32.exe	88
PID 3656 wrote to memory of 1248	3656	AcroRd32.exe	88
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 344	1248	RdrCEF.exe	89
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90
PID 1248 wrote to memory of 116	1248	RdrCEF.exe	90

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Atque.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3656
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1248
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3AD98577D2B9C195184D5504BF4347D9 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:344
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F31EB6A6942225BD228D17BD5896879D --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=F31EB6A6942225BD228D17BD5896879D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:116
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=4B1FDC4A9CE243823E7BC06C12C9A903 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=4B1FDC4A9CE243823E7BC06C12C9A903 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1360
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EF4F79F993C7EB714218D77A438720CA --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3248
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=8400037224407C0E8ADF1060600C7E3E --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3756
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=5680C5F656C5B52E2FE9D3EAD0F44CCB --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2560

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2468

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
3110cd49767cd8fbdfd1f09bb00242de

SHA1
5d715aa636d686c1e68f94da46d3aab54995f9f2

SHA256
44dbc5dd33172dab8b1ed609ecd93d8dcfea738c338407030a1b1e1698c28d48

SHA512
70d3d4ea40c61684ff0de20177c012d93d96a8216306ab5205806edcf91bc4bce4f0832071fc31d05394425bde6c7c3d2bd09abe4d0a6f79fa48b2a9ca6eeaf0

Download Submit